Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 6.0 6.3164983165 95% => OK
Total_disfluencies_duration: 4.33 5.14435465769 84% => OK
Total acoustic noise duration: 0.68 2.80480359147 24% => Good job. The lower, the better.